Lower motor neurons of visceral motor system are located _______________ (outside/inside) of CNS
Outside
100
Rostral part of Rhombencephalon becomes the ________________ and gives rise to adult _________________
Metencephalon ; Cerebellum and pons
100
The structure of an axonal growth cone consists of _______ and _______.
Lamellipodia and filopodia
100
In humans, the afferent terminals form an alternating series of eye specific domains in the cortical layer called ______________
Ocular dominance columns
100
These cells play a dominant role in insuring appropriate cellular and molecular milieu for regeneration after injury.
Schwann cells
200
Key controlling center for visceral motor activity and homeostatic functions is _________________
Hypothalamus
200
A congential disorder ; due to the failure of posterior neural tube to close completely called _______
Spina bifda
200
Name one function of an axonal growth cone
1. Explore environment
2. Determine direction of growth
3. Guide extension of axon
200
The loss of acquity, diminished stereotypic and problems with fusion that arise from warly deficiencies of visual experience called _____________________-
Ambylopia
200
During peripheral nerve regeneration , when peripherall axons are severed, the neurons in peripheral ganglion regenerated ______________ portion of axon
Distal
300
When the urinary bladder is full, parasympathetic activity _____________________ and sympathetic activity ______________ (increases/decreases)
Increases; decreases
300
A developing human generates about ___________ new neurons each minute during the peak of cell proliferation
250,000
300
Extracellular matrix molecules function in_______.
Influence axon growth and guidance
300
Growth of gray matter is _____________ (high/Low) during early life and then ______________ (inclines/declines) over a protracted period of late childhood and warly adolescence.
High; declines
300
The three classes of peripheral axons involved in regeneration of peripheral synapses are
Sensory, autonomic, and motor.
400
The nucleus of the solitary tract is the central structure in the brain that receives _____________ information and distributes it accordingly.
What is visceral sensory
400
What parts of the neural plate eventually become the brain?
The anterior ends
400
Molecules that inhibit axonal growth at region of CNS damage are referred to as ______.
NoGo's
400
Amblyopia is most of the result of strabismus, which is?
What is A misalignments of the two eyes due to improper control of the direction of gaze by the eye muscles or "lazy eye."
400
Define habituation
A process causing an animal to become less responsive to a stimulus.
500
Another name for the visceral motor system is
WAutonomic Nervous System
500
The notochord secretes signals such as RA, FGF, Transforming GF, Shh, and Wnt. Which of these secretions plays an important role in induction of motor neurons in the ventral spinal cord and hindbrain?
Shh (Sonic hedgehog)
500
Disruption of the development of the spinal cord anterior commissure, the corpus callosum, the anterior commissure, and hippocampal commisure are all caused by mutations of what gene?
The Netrin-1 Gene
500
Critical behaviors influence behaviors such as ________.
What is Maternal bonding and acquisition of bonding
500
Misalignments such as exotropia and esotropia result in _______ vision.